TAMPA (FOX 13) - Flames could be seen coming from the Tampa Marriott Waterside Hotel.

The downtown hotel is located at 700 S Florida Ave, which is near Amalie Arena.

Tampa Fire Rescue said the fire broke out in an area where roofers were working. It was still unclear exactly what sparked the fire, but Tampa fire said the roofing crew quickly recognized there was a problem and took action by calling fire crews.

Fire crews reportedly had the fire tamped down soon after it started. The city's largest hotel, which has 27 floors with 750 rooms, was completely evacuated. Tampa fire crews said they were going to get guests back into their rooms as soon as possible.